Finding the Fourth Proportional to 11,001,006.30, 15,181,153.47 and 6,105,943.02
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Solution
The fourth proportional to 11,001,006.30, 15,181,153.47 and 6,105,943.02 is: 8,426,070.81
Step by Step Solution
- Step 1: Write the proportion equation
11,001,006.30 : 15,181,153.47 = 6,105,943.02 : x - Step 2: Convert to fraction form
11,001,006.30/15,181,153.47 = 6,105,943.02/x - Step 3: Cross multiply
11,001,006.30x = 15,181,153.47 × 6,105,943.02 - Step 4: Simplify right side
11,001,006.30x = 92,695,258,065,695.28 - Step 5: Solve for x
x = 92,695,258,065,695.28/11,001,006.30 - Step 6: Final answer
x = 8,426,070.81
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.